Pith Number

pith:XYKXRAHB

pith:2015:XYKXRAHB4S4ZNRSGFCEVJDC3K3

not attested not anchored not stored refs pending

Optimal Las Vegas reduction from one-way set reconciliation to error correction

Djamal Belazzougui

arxiv:1512.05028 v1 · 2015-12-16 · cs.DS

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{XYKXRAHB4S4ZNRSGFCEVJDC3K3}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-05-18T01:24:13.697840Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

be157880e1e4b996c6462889548c5b56da5edb90f5a33b7ba19fbc38e81d4d89

Aliases

arxiv: 1512.05028 · arxiv_version: 1512.05028v1 · doi: 10.48550/arxiv.1512.05028 · pith_short_12: XYKXRAHB4S4Z · pith_short_16: XYKXRAHB4S4ZNRSG · pith_short_8: XYKXRAHB

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/XYKXRAHB4S4ZNRSGFCEVJDC3K3 \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: be157880e1e4b996c6462889548c5b56da5edb90f5a33b7ba19fbc38e81d4d89

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "686c0e693bc748b263169c2fd8305f8be4b6a97dc3080d12727b80b816a2b70f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2015-12-16T02:14:51Z",
    "title_canon_sha256": "bbf1826cf41b06674c3b7b38d1ae98c06e0e47ac05789c4570cbd9cf73f1eea1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1512.05028",
    "kind": "arxiv",
    "version": 1
  }
}